February 28, 2017

Homework Help: Math

Posted by Brittni on Sunday, December 5, 2010 at 7:21pm.

an auditorium has 50 rows of seats. THe first row has 20 seats, the row has 21 seats, the third row has 22 seats, and so on. each row having one more seat than the previous row. How many seats are there all together?

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